Laserjamb LJ-3PRO Two-Piece LaserJamb Package 2-piece LaserJamb package invaluable to the professional builder Features precision calibrated scale, self centering drill bit and pin stop system, and adjustable sight glass Rotary laser can be positioned from a level as low as 6 inches to heights of 12-1/2 feet Includes laser enhancing glasses and 4-foot custom hard-shell case Laserjamb's lifetime warranty